63808280

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4519}}^1$

素因数の和:4883

約数の個数: 32

約数和(自身を含む): 144007200

約数和(自身を除く): 80198920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 4519, 7060, 9038, 14120, 18076, 22595, 36152, 45190, 90380, 180760, 1595207, 3190414, 6380828, 7976035, 12761656, 15952070, 31904140, 63808280]

約数ペア:

[(1, 63808280), (2, 31904140), (4, 15952070), (5, 12761656), (8, 7976035), (10, 6380828), (20, 3190414), (40, 1595207), (353, 180760), (706, 90380), (1412, 45190), (1765, 36152), (2824, 22595), (3530, 18076), (4519, 14120), (7060, 9038)]